Garmin Forerunner 910XT Owners Manual - Page 8

About the Barometric Altimeter, Locking the Keys, Calibrating the Barometric, Altimeter - keys locked

Page 8 highlights

Battery is charging. Heart rate monitor is active. Foot pod is active. Bike sensor is active. Power sensor is active. Fitness equipment is active. Run sport is active. Bike sport is active. Swim (open or pool) sport is active. Other sport is active. Locking the Keys You can lock the keys on your Forerunner. This decreases the chance of accidentally pressing a key when taking the device on and off. 1 Select MODE and ▲simultaneously to lock the keys. 2 Select MODE and ▲ simultaneously to unlock the keys. 6 About the Barometric Altimeter NOTE: The barometric altimeter does not function in swim mode. Your Forerunner calculates elevation using the barometric altimeter. The barometric altimeter is sensitive to weather events and pressurized areas such as airplane cabins and cars. If the barometric altimeter starts to report false readings due to environmental conditions, the Forerunner will use GPS elevation data. You can customize your data fields to include elevation (page 36). Calibrating the Barometric Altimeter You can calibrate the barometric altimeter manually using a saved location. 1 Go to a location with a known elevation. 2 Select MODE > GPS > Save Location. 3 Enter the elevation in the Elevation field. 4 Select OK. Introduction

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6
Introduction
Battery is charging.
Heart rate monitor is active.
Foot pod is active.
Bike sensor is active.
Power sensor is active.
Fitness equipment is active.
Run sport is active.
Bike sport is active.
Swim (open or pool) sport is
active.
Other sport is active.
Locking the Keys
You can lock the keys on your Forerunner.
This decreases the chance of accidentally
pressing a key when taking the device on
and off.
1
Select
MODE
and ▲simultaneously to
lock the keys.
2
Select
MODE
and ▲ simultaneously
to unlock the keys.
About the Barometric
Altimeter
NOTE
: The barometric altimeter does not
function in swim mode.
Your Forerunner calculates elevation
using the barometric altimeter. The
barometric altimeter is sensitive to
weather events and pressurized areas
such as airplane cabins and cars. If the
barometric altimeter starts to report false
readings due to environmental conditions,
the Forerunner will use GPS elevation
data.
You can customize your data fields to
include elevation (
page 36
).
Calibrating the Barometric
Altimeter
You can calibrate the barometric altimeter
manually using a saved location.
1
Go to a location with a known
elevation.
2
Select
MODE
>
GPS
>
Save
Location
.
3
Enter the elevation in the
Elevation
field.
4
Select
OK
.